Serial Port Cards

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TP-LINK UH400 4-Port USB 3.0 Hub, 5Gbps Transfer Rate, No drivers required for Windows 10/8.1/8/7/Vista/XP or Mac OS X and Linux systems, Plug and Play

$11.99

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TP-LINK UH700 7-Port USB 3.0 Hub, 5Gbps Transfer Rate with 12V/2.5A Power Adapter, 1-Meter USB 3.0 Cable, Plug and Play

$53.00

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HiLetgo 3PCS Leonardo Pro Micro ATmega32U4 Arduino 5V/16MHz Bootloadered IDE Micro USB Pro Micro

$22.49

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Gowoops 5PCS of Boost Converter Module XL6009 3-30V to 4-35V DC-DC Output Voltage Adjustable Step up Circuit Board 400KHz Big Current 4A

$17.99

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StarTech.com 4 Port PCI RS232 Serial Adapter Card with 16550 UART (PCI4S550N)

$64.09

Avg. Savings $2.60
South Shore City Life Concrete Gray and Black Coffee Table

$159.00

Avg. Savings $0.16
StarTech.com 1 Port 16-Inch DB9 Serial Port Bracket to 10 Pin Header - Low Profile (PLATE9M16LP)

$7.99

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Syba SD-PEX50030 2 Port DB9 Serial and 1 Port DB25 Parallel PCIe X1 Controller Card

$32.67

Avg. Savings $1.22
USB 3.0 Hub, Hhusali USB 3.0 SuperSpeed 10-Port Hub with Power Switches ,LED indicator and Power Adapter

$39.99

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SIIG 2-Port RS232 Serial PCIe with 16950 UART (JJ-E02111-S1)

$37.00

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StarTech.com PCI Express Serial Card – 2 port – Dual Channel 16C1050 UART – Serial Port PCI Card – Serial Expansion Card

$53.78

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IO Crest 2 Port RS232 DB9 Serial PCIe Card Components SI-PEX15043

$34.00

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SAS9200-8E 8PORT Ext 6GB Sata+sas Pcie 2.0

$79.20

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StarTech.com PEX1S553LP 1 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART

$43.34

Avg. Savings $9.21
Syba SD-PEX15021 Single Port DB9 RS232 Serial PCIe 1.0 X1 Card

$18.86

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Ubit Wireless Network Card, Wireless WiFi Dual Band Gigabit Adapter, 867Mbps 2.4Ghz-300Mbps/5Ghz-867Mbps with High-gain Antenna Bluetooth 4.0 PCI-E Wireless WiFi Network Adapter

$20.99

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StarTech.com 1-Port ExpressCard to RS232 DB9 Serial Adapter Card with 16950 - USB Based (EC1S232U2)

$35.38

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Startech.Com Icusb2321284 Usb To Serial Parallel Adapter

$19.67

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StarTech USB TO RS232 DB9DB25 SERIAL ADAPTER

$30.18

Avg. Savings $1.44
StarTech.com 1 Port Native ExpressCard RS232 Serial Adapter Card with 16950 UART EC1S952

$66.00

Avg. Savings $0.12
Mailiya PCI-E to USB 3.0 5-Port PCI Express Expansion Card 15-Pin Power Connector, Mini PCI-E USB 3.0 Hub Controller Adapter Internal 20-Pin Connector - Expand Another Two USB 3.0 Ports

$22.98

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StarTech.com 1 Port Metal Industrial USB to RS422/RS485 Serial Adapter with Isolation ICUSB422IS (Black)

$142.49

Avg. Savings $25.44
StarTech.com 4 Port PCI Express Dual Profile PCIe Serial Card Adapter with Breakout Cable - 2 x RS232 2 x RS422/RS485 PEX4S232485

$133.99

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LEMENG Metal Housing 4 Port Manual RS-232 Switch for PC Sharing to Serial Device

$12.89

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FTDI Basic Breakout - 3.3V

$17.50

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Ubit PCI-E 1542 Wireless Network Card,Bluetooth 4.0 Desktop Wireless Network Card,Wireless Dual Band,PCI-Express with Bluetooth Function 2.4G 150M for Desktop PC Windows XP/7/8/10

$20.99

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StarTech.com 1 Port PCI Parallel Adapter Card PCI1PECP

$38.99

Avg. Savings $19.22
Ableconn PI232DB9M Compact GPIO TX/RX to DB9M RS232 Serial Expansion Board for Raspberry Pi

$20.99

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C2G / Cables To Go 26806 Lava Octopus 8-Port PCI 16550 DB9 Serial Card

$165.54

Avg. Savings $65.86
Lenovo 0A89463 Storage controller (RAID), SATA 6Gb/s / SAS

$1,635.00

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Raspberry Pi HAT - 32 I/O Port Expander - MCP23017 - I2C - Black - Kit Edition

$19.99

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Rosewill 2 Ports PCI-Express Serial Card RC-301EU

$21.95

Avg. Savings $2.12
StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART (PEX4S952)

$85.37

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Monoprice NetMos Single Parallel Port PCI 32-Bit Card (100189)

$27.10

Avg. Savings $11.84
SIIG Cyber Serial Dual PCI (JJ-P02012-S7)

$31.20

Avg. Savings $2.27
Syba 1 Port eSATA II 1 Port SATA II PCI Controller Card Components SD-SATA-1E1I

$19.99

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IO Crest SI-PEX15056 4 Port DB9 Serial RS-232 Card PCI-Express X1 with Fan-Out Cable Asix99100 Chipset Components Other

$32.99

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StarTech.com 8 Port Low Profile PCI Express RS232 Serial Adapter Card with 161050 UART PEX8S1052

$85.84

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Best Compute M.2 PCIe SSD to PCIe 3.0 x4 and M.2 SATA SSD to SATA III Adapter Card

$39.99

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Rosewill Single Parallel (SPP/PS2/EPP/ECP) Universal Low-Profile PCI card Components Other RC-302

$24.99

Avg. Savings $11.64
ATEN VS1804T | 4 Port HD Video Audio Cat5e Cat6 Splitter RS-232

$499.00

Avg. Savings $8.96
IO Crest PCI-Express 4-Port DB9 Serial (RS-232) Card. Asix99100 Chipset SI-PEX15057

$19.99

Avg. Savings $14.28
IO Crest 4 Serial Ports PCI-e Controller Card with Fan-Out Cable and Bundled with Low Profile Bracket SI-PEX15038

$24.99

Avg. Savings $0.27
IO Crest 4 Port RS-232 Serial PCIe 2.0 X1 Controller Card Components SI-PEX15042

$45.99

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Syba 1 Port DB25 Parallel PCIe x 1 Controller Card Components SI-PEX10010, Green

$19.95

Avg. Savings $0.49
IO Crest SI-PEX15055 2 Port DB9 Serial RS-232 PCI-Express X1 Card Components Other

$36.11

Avg. Savings $15.29
Raspberry Pi HAT - 32 I/O Port Expander - MCP23017 - I2C - Black

$24.99

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Syba Dual Port Serial DB9 RS232 PCIe x 1 Card Components SD-PEX15022, Black

$22.99

Avg. Savings $0.01
SYBA SD-PEX10005 PCI-Express Card 1x Parallel Port, MCS9900 Chipset

$25.97

Avg. Savings $7.26
IO Crest 2 Port Serial & 1 Port Parallel Components SI-PEX50054

$21.22

Avg. Savings $1.36